Headphone



FIG. 1 is top right front perspective view of a headphone showing my new design;

FIG. 2 is a bottom right rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is bottom plan view thereof.

The broken lines in the views illustrate portions of the headphone that form no part of the claimed design. 

CLAIM The ornamental design for a headphone, as shown and described. 